epub.js/karma.conf.js

let webpackConfig = require("./webpack.config.js");
webpackConfig.mode = "development";
webpackConfig.externals = {};
webpackConfig.module.rules.push({
  test: /\.xhtml$/i,
  use: "raw-loader",
});

module.exports = function (config) {
  config.set({
    // base path that will be used to resolve all patterns (eg. files, exclude)
    basePath: "",

    // frameworks to use
    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
    frameworks: ["mocha"],

    // list of files / patterns to load in the browser
    files: [
      { pattern: "src/*.js", watched: true, included: false, served: false },

      { pattern: "test/*.js", watched: false },

      {
        pattern: "test/fixtures/**/*",
        watched: false,
        included: false,
        served: true,
      },

      // {pattern: 'node_modules/jszip/dist/jszip.js', watched: false, included: true, served: true},

      // {pattern: 'node_modules/es6-promise/dist/es6-promise.auto.js', watched: false, included: true, served: true},

      // {pattern: 'libs/url/url-polyfill.js', watched: false, included: true, served: true}
    ],

    // list of files to exclude
    exclude: [],

    // preprocess matching files before serving them to the browser
    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
    preprocessors: {
      // add webpack as preprocessor
      "test/*.js": ["webpack", "sourcemap"],
    },

    webpack: webpackConfig,

    webpackMiddleware: {
      stats: "errors-only",
    },

    // test results reporter to use
    // possible values: 'dots', 'progress'
    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
    reporters: ["mocha"],

    // web server port
    port: 9876,

    // enable / disable colors in the output (reporters and logs)
    colors: true,

    // level of logging
    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
    logLevel: config.LOG_INFO,

    // enable / disable watching file and executing tests whenever any file changes
    autoWatch: true,

    // start these browsers
    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
    browsers: ["ChromeHeadless", "ChromeHeadlessNoSandbox"],

    // Continuous Integration mode
    // if true, Karma captures browsers, runs the tests and exits
    singleRun: false,

    // Concurrency level
    // how many browser should be started simultaneous
    concurrency: Infinity,

    proxies: { "/fixtures/": "/base/test/fixtures/" },

    client: {
      config: { browserConsoleLogOptions: true },
      captureConsole: true,
      mocha: { reporter: "html" },
    },

    customLaunchers: {
      ChromeHeadlessNoSandbox: {
        base: "ChromeHeadless",
        flags: ["--no-sandbox"],
      },
    },
  });
};